TBR: devtools/jiri-test: report error from presubmit command itself.
TBR: devtools/jiri-test: report error from presubmit command itself.

PresubmitTest: none
Change-Id: Id89c122ad6c1115f05a0abbb12f5bfa44e4e8b96

vanadium/go.devtools,vanadium/go.devtools,vanadium/go.devtools